Cognomen Syeo (Syeo 
) , around the world, is an extremely rare last name. The last name Syeo is habitual in South Africa, where it is an extremely rare surname, the United States, and India. More frequently, Syeo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Syeo | Greece, South Africa, Pakistan, United States, India |